Route 116 is an east/west highway on the south shore of the St. Lawrence River in Quebec, Canada.

It runs between Route 134 in Longueuil and Route 132 in Lévis, connecting the south shore areas of Montreal and Quebec City; it also serves the administrative regions of Montérégie, Centre-du-Québec, Estrie and Chaudière-Appalaches.

[2] Route 116 begins in Longueuil at the junction of Route 134 (Boulevard Taschereau) in Borough of Le Moyne and called Boulevard Sir Wilfrid-Laurier, and name that it holds until Autoroute 20 east of Saint-Hyacinthe.

East of Autoroute 30, Route 116 is a high-volume, divided expressway with at-grade intersections as it passes through the growing South Shore suburbs of Montreal.

It overlaps with Autoroute 20 for 6 km (4 mi), then has lighter traffic counts up to Richmond.